Home / 88,506.36-122,056.74-64,595.16

Finding the Fourth Proportional to 88,506.36, 122,056.74 and 64,595.16

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Solution

The fourth proportional to 88,506.36, 122,056.74 and 64,595.16 is: 89,081.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,506.36 : 122,056.74 = 64,595.16 : x
  2. Step 2: Convert to fraction form
    88,506.36/122,056.74 = 64,595.16/x
  3. Step 3: Cross multiply
    88,506.36x = 122,056.74 × 64,595.16
  4. Step 4: Simplify right side
    88,506.36x = 7,884,274,649.38
  5. Step 5: Solve for x
    x = 7,884,274,649.38/88,506.36
  6. Step 6: Final answer
    x = 89,081.45

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1.5x scale

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.