Home / 127,527.48-175,988.95-70,938.86

Finding the Fourth Proportional to 127,527.48, 175,988.95 and 70,938.86

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Solution

The fourth proportional to 127,527.48, 175,988.95 and 70,938.86 is: 97,896.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,527.48 : 175,988.95 = 70,938.86 : x
  2. Step 2: Convert to fraction form
    127,527.48/175,988.95 = 70,938.86/x
  3. Step 3: Cross multiply
    127,527.48x = 175,988.95 × 70,938.86
  4. Step 4: Simplify right side
    127,527.48x = 12,484,454,428.31
  5. Step 5: Solve for x
    x = 12,484,454,428.31/127,527.48
  6. Step 6: Final answer
    x = 97,896.19

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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.