Home / 42,357.60-58,335.12-41,439.24

Finding the Fourth Proportional to 42,357.60, 58,335.12 and 41,439.24

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Solution

The fourth proportional to 42,357.60, 58,335.12 and 41,439.24 is: 57,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,357.60 : 58,335.12 = 41,439.24 : x
  2. Step 2: Convert to fraction form
    42,357.60/58,335.12 = 41,439.24/x
  3. Step 3: Cross multiply
    42,357.60x = 58,335.12 × 41,439.24
  4. Step 4: Simplify right side
    42,357.60x = 2,417,363,038.11
  5. Step 5: Solve for x
    x = 2,417,363,038.11/42,357.60
  6. Step 6: Final answer
    x = 57,070.35

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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.