Home / 127,098.02-175,416.15-70,527.62

Finding the Fourth Proportional to 127,098.02, 175,416.15 and 70,527.62

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Solution

The fourth proportional to 127,098.02, 175,416.15 and 70,527.62 is: 97,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,098.02 : 175,416.15 = 70,527.62 : x
  2. Step 2: Convert to fraction form
    127,098.02/175,416.15 = 70,527.62/x
  3. Step 3: Cross multiply
    127,098.02x = 175,416.15 × 70,527.62
  4. Step 4: Simplify right side
    127,098.02x = 12,371,683,569.06
  5. Step 5: Solve for x
    x = 12,371,683,569.06/127,098.02
  6. Step 6: Final answer
    x = 97,339.70

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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.