Home / 114,432.12-157,901.72-63,444.40

Finding the Fourth Proportional to 114,432.12, 157,901.72 and 63,444.40

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Solution

The fourth proportional to 114,432.12, 157,901.72 and 63,444.40 is: 87,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,432.12 : 157,901.72 = 63,444.40 : x
  2. Step 2: Convert to fraction form
    114,432.12/157,901.72 = 63,444.40/x
  3. Step 3: Cross multiply
    114,432.12x = 157,901.72 × 63,444.40
  4. Step 4: Simplify right side
    114,432.12x = 10,017,979,884.37
  5. Step 5: Solve for x
    x = 10,017,979,884.37/114,432.12
  6. Step 6: Final answer
    x = 87,545.17

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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.