Home / 110,931.18-153,085.02-60,630.18

Finding the Fourth Proportional to 110,931.18, 153,085.02 and 60,630.18

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Solution

The fourth proportional to 110,931.18, 153,085.02 and 60,630.18 is: 83,669.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,931.18 : 153,085.02 = 60,630.18 : x
  2. Step 2: Convert to fraction form
    110,931.18/153,085.02 = 60,630.18/x
  3. Step 3: Cross multiply
    110,931.18x = 153,085.02 × 60,630.18
  4. Step 4: Simplify right side
    110,931.18x = 9,281,572,317.90
  5. Step 5: Solve for x
    x = 9,281,572,317.90/110,931.18
  6. Step 6: Final answer
    x = 83,669.64

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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.