Home / 93,036.17-128,386.02-52,752.66

Finding the Fourth Proportional to 93,036.17, 128,386.02 and 52,752.66

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Solution

The fourth proportional to 93,036.17, 128,386.02 and 52,752.66 is: 72,796.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,036.17 : 128,386.02 = 52,752.66 : x
  2. Step 2: Convert to fraction form
    93,036.17/128,386.02 = 52,752.66/x
  3. Step 3: Cross multiply
    93,036.17x = 128,386.02 × 52,752.66
  4. Step 4: Simplify right side
    93,036.17x = 6,772,704,061.81
  5. Step 5: Solve for x
    x = 6,772,704,061.81/93,036.17
  6. Step 6: Final answer
    x = 72,796.47

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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.