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Finding the Fourth Proportional to 114,113.88, 157,472.46 and 62,430.12

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Solution

The fourth proportional to 114,113.88, 157,472.46 and 62,430.12 is: 86,151.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,113.88 : 157,472.46 = 62,430.12 : x
  2. Step 2: Convert to fraction form
    114,113.88/157,472.46 = 62,430.12/x
  3. Step 3: Cross multiply
    114,113.88x = 157,472.46 × 62,430.12
  4. Step 4: Simplify right side
    114,113.88x = 9,831,024,574.50
  5. Step 5: Solve for x
    x = 9,831,024,574.50/114,113.88
  6. Step 6: Final answer
    x = 86,151.00

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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.