Home / 89,985,106.64-124,178,827.56-48,731,054.48

Finding the Fourth Proportional to 89,985,106.64, 124,178,827.56 and 48,731,054.48

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Solution

The fourth proportional to 89,985,106.64, 124,178,827.56 and 48,731,054.48 is: 67,248,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,985,106.64 : 124,178,827.56 = 48,731,054.48 : x
  2. Step 2: Convert to fraction form
    89,985,106.64/124,178,827.56 = 48,731,054.48/x
  3. Step 3: Cross multiply
    89,985,106.64x = 124,178,827.56 × 48,731,054.48
  4. Step 4: Simplify right side
    89,985,106.64x = 6,051,365,211,088,885
  5. Step 5: Solve for x
    x = 6,051,365,211,088,885/89,985,106.64
  6. Step 6: Final answer
    x = 67,248,519.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.