Home / 163,528.12-245,327.54-49,666.56

Finding the Fourth Proportional to 163,528.12, 245,327.54 and 49,666.56

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Solution

The fourth proportional to 163,528.12, 245,327.54 and 49,666.56 is: 74,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,528.12 : 245,327.54 = 49,666.56 : x
  2. Step 2: Convert to fraction form
    163,528.12/245,327.54 = 49,666.56/x
  3. Step 3: Cross multiply
    163,528.12x = 245,327.54 × 49,666.56
  4. Step 4: Simplify right side
    163,528.12x = 12,184,574,985.06
  5. Step 5: Solve for x
    x = 12,184,574,985.06/163,528.12
  6. Step 6: Final answer
    x = 74,510.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.