Home / 114,319.40-157,758.74-63,331.98

Finding the Fourth Proportional to 114,319.40, 157,758.74 and 63,331.98

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Solution

The fourth proportional to 114,319.40, 157,758.74 and 63,331.98 is: 87,397.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,319.40 : 157,758.74 = 63,331.98 : x
  2. Step 2: Convert to fraction form
    114,319.40/157,758.74 = 63,331.98/x
  3. Step 3: Cross multiply
    114,319.40x = 157,758.74 × 63,331.98
  4. Step 4: Simplify right side
    114,319.40x = 9,991,172,695.74
  5. Step 5: Solve for x
    x = 9,991,172,695.74/114,319.40
  6. Step 6: Final answer
    x = 87,397.00

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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.