Home / 124,333.80-171,535.34-70,587.68

Finding the Fourth Proportional to 124,333.80, 171,535.34 and 70,587.68

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Solution

The fourth proportional to 124,333.80, 171,535.34 and 70,587.68 is: 97,385.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,333.80 : 171,535.34 = 70,587.68 : x
  2. Step 2: Convert to fraction form
    124,333.80/171,535.34 = 70,587.68/x
  3. Step 3: Cross multiply
    124,333.80x = 171,535.34 × 70,587.68
  4. Step 4: Simplify right side
    124,333.80x = 12,108,281,688.61
  5. Step 5: Solve for x
    x = 12,108,281,688.61/124,333.80
  6. Step 6: Final answer
    x = 97,385.28

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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.