Home / 152,332.74-210,221.40-84,349.59

Finding the Fourth Proportional to 152,332.74, 210,221.40 and 84,349.59

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Solution

The fourth proportional to 152,332.74, 210,221.40 and 84,349.59 is: 116,403.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,332.74 : 210,221.40 = 84,349.59 : x
  2. Step 2: Convert to fraction form
    152,332.74/210,221.40 = 84,349.59/x
  3. Step 3: Cross multiply
    152,332.74x = 210,221.40 × 84,349.59
  4. Step 4: Simplify right side
    152,332.74x = 17,732,088,899.23
  5. Step 5: Solve for x
    x = 17,732,088,899.23/152,332.74
  6. Step 6: Final answer
    x = 116,403.66

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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.