Home / 154,752.42-232,123.15-42,430.84

Finding the Fourth Proportional to 154,752.42, 232,123.15 and 42,430.84

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Solution

The fourth proportional to 154,752.42, 232,123.15 and 42,430.84 is: 63,644.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,752.42 : 232,123.15 = 42,430.84 : x
  2. Step 2: Convert to fraction form
    154,752.42/232,123.15 = 42,430.84/x
  3. Step 3: Cross multiply
    154,752.42x = 232,123.15 × 42,430.84
  4. Step 4: Simplify right side
    154,752.42x = 9,849,180,237.95
  5. Step 5: Solve for x
    x = 9,849,180,237.95/154,752.42
  6. Step 6: Final answer
    x = 63,644.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.